Reimplement the padding of relocation information for lazy deoptimization on ia32.

src/deoptimizer.h

Index: src/deoptimizer.h
diff --git a/src/deoptimizer.h b/src/deoptimizer.h
index ef27646179db0f89f3c31980474594a99db60676..ccd5e489543e342641c104e104d51bad002288a3 100644
--- a/src/deoptimizer.h
+++ b/src/deoptimizer.h
@@ -136,6 +136,13 @@ class Deoptimizer : public Malloced {
                           Isolate* isolate);
   static Deoptimizer* Grab(Isolate* isolate);
 
+  // Makes sure that there is enough room in the relocation
+  // information of a code object to perform lazy deoptimization
+  // patching. If there is not enough room a new relocation
+  // information object is allocated and comments are added until it
+  // is big enough.
+  static void EnsureRelocSpaceForLazyDeoptimization(Handle<Code> code);
+
   // Deoptimize the function now. Its current optimized code will never be run
   // again and any activations of the optimized code will get deoptimized when
   // execution returns.